GCSE; Edexcel; Circles, sectors and arcs - Edexcel Circumference of a circle. The circumference of a circle is its outside edge, and is the same distance from the centre at every point along its ...

Forbes contributors publish independent expert analyses and insights. I write about mathematics and its applications The area and perimeter ratios are shown and as n, the number of sides, gets ...

The circumference is always the same distance from the centre - the radius. Sectors, segments, arcs and chords are different parts of a circle. Part of Maths Geometry and measure ...